diff --git a/app/serializers/dossier_procedure_serializer.rb b/app/serializers/dossier_procedure_serializer.rb
index c0d694d59..02ebc4815 100644
--- a/app/serializers/dossier_procedure_serializer.rb
+++ b/app/serializers/dossier_procedure_serializer.rb
@@ -4,7 +4,10 @@ class DossierProcedureSerializer < ActiveModel::Serializer
              :updated_at,
              :archived,
              :mandataire_social,
-             :state
+             :state,
+             :initiated_at,
+             :received_at,
+             :processed_at
 
   attribute :followers_gestionnaires_emails, key: :emails_accompagnateurs
 end
diff --git a/spec/models/dossier_spec.rb b/spec/models/dossier_spec.rb
index d211e1542..182b8c60b 100644
--- a/spec/models/dossier_spec.rb
+++ b/spec/models/dossier_spec.rb
@@ -597,7 +597,10 @@ describe Dossier do
     let(:procedure) { create(:procedure, :with_type_de_champ) }
     let(:gestionnaire) { create(:gestionnaire) }
     let(:follow) { create(:follow, gestionnaire: gestionnaire) }
-    let(:dossier) { create(:dossier, :with_entreprise, user: user, procedure: procedure, follows: [follow]) }
+    let(:date1) { 1.day.ago }
+    let(:date2) { 1.hour.ago }
+    let(:date3) { 1.minute.ago }
+    let(:dossier) { create(:dossier, :with_entreprise, user: user, procedure: procedure, follows: [follow], initiated_at: date1, received_at: date2, processed_at: date3) }
 
     describe '#export_headers' do
 
@@ -608,6 +611,7 @@ describe Dossier do
     end
 
     describe '#data_with_champs' do
+
       subject { dossier.data_with_champs }
 
       it { expect(subject[0]).to be_a_kind_of(Integer) }
@@ -616,14 +620,17 @@ describe Dossier do
       it { expect(subject[3]).to be_in([true, false]) }
       it { expect(subject[4]).to be_in([true, false]) }
       it { expect(subject[5]).to eq("draft") }
-      it { expect(subject[6]).to eq(dossier.followers_gestionnaires_emails) }
+      it { expect(subject[6]).to eq(date1) }
+      it { expect(subject[7]).to eq(date2) }
+      it { expect(subject[8]).to eq(date3) }
+      it { expect(subject[9]).to eq(dossier.followers_gestionnaires_emails) }
       it { expect(subject.count).to eq(DossierProcedureSerializer.new(dossier).attributes.count + dossier.procedure.types_de_champ.count + dossier.export_entreprise_data.count) }
     end
   end
 
   describe '#Dossier.to_csv' do
     let!(:procedure) { create(:procedure) }
-    let!(:dossier) { create(:dossier, :with_entreprise, user: user, procedure: procedure) }
+    let!(:dossier) { create(:dossier, :with_entreprise, user: user, procedure: procedure, ) }
 
     subject do
       dossier_hash = {}